CN207149130U - A kind of teaching aid for being easy to learn French words - Google Patents

Abstract

The utility model discloses a teaching aid for learning French words, which comprises a base, a height adjustment device, a blackboard wiping box, a blackboard and a card box. The upper part of the bottom plate is fixedly connected with a height adjustment device, and the free end of the height adjustment device is fixed It is connected with a blackboard wiping box fixedly connected with a front opening. Two blackboards distributed in parallel are arranged inside the blackboard wiping box, and the opposite sides of the two blackboards are fixedly connected by connecting rods; Write down the corresponding translation on it, and put a new card into the card box directly through the card inlet, which is convenient for switching new words quickly. The cards in the card box are neatly arranged, which is convenient for teachers to use. The first turning handle rotates 180°, Turn the blackboard full of words to the back side, and the wiped blackboard is located on the front side, which is convenient to use. The bristle layer wipes the chalk on the blackboard, and the chalk dust is located in the blackboard wiping box, which is not easy to overflow, improving the teaching environment.

Description

A Teaching Aid for Facilitating the Learning of French Words

technical field

The utility model relates to the technical field of teaching aids, in particular to a teaching aid for learning French words.

Background technique

At present, most of the general-purpose teaching boards are fixed wooden boards, cement boards or glass boards. When wiping, chalk dust flies up, which affects the health of teachers and students. When teaching French, the amount of writing is very large, often repeated writing, and teaching is inconvenient. At the same time, the teaching function is single. In the daily teaching of French, some cards are used to assist teaching. Words, sentences and explanations are written on the cards, but the cards need to be displayed one by one. It increases the burden on the teacher, and it is not convenient for the inspection and memorization of words and translations of tough guys. Either the cards are pasted on the walls of the classroom with glue or transparent glue, which is convenient for students to supplement their learning after class, but the pasting process is cumbersome and difficult. Replacement, pollution of the wall, inconvenient to use.

Utility model content

The purpose of this utility model is to provide a kind of teaching aid that is convenient to learn French word, to solve the problem that proposes in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A teaching aid for learning French words, comprising a base plate, a height adjustment device, a blackboard wiping box, a blackboard and a card box, the upper part of the base plate is fixedly connected with a height adjustment device, and the free end of the height adjustment device is fixedly connected with a The blackboard wiping box with the front side opening, there are two blackboards distributed in parallel inside the blackboard wiping box, the opposite sides of the two blackboards are fixedly connected by connecting rods, and the middle of the connecting rods is fixedly connected with a movable penetrating through the left side wall of the blackboard wiping box The rotating column of the body, the stop end of the rotating column is fixedly connected with the first rotating handle, the inner wall of the rear side of the blackboard wiping box is fixedly connected with a sliding sleeve with a chute on the surface, and the inside of the blackboard wiping box is provided with a sliding sleeve on the edge side. The rectangular frame in the groove, the front and rear inner walls in the rectangular frame are respectively integrally formed with racks, and the incomplete gears meshing with the racks are arranged in the rectangular frame, and the mounting holes of the incomplete gears are fixedly sleeved to rotate with the blackboard wiping box. The connected rotating shaft, the end of the rotating shaft located outside the blackboard wiping box is fixedly connected with a second rotating handle, the side of the rectangular frame facing the blackboard is fixedly bonded with a bristle layer, and the right side wall of the blackboard wiping box is fixedly connected with an upper end Open card box, the front side wall of the card box is provided with a reading window, the inside of the card box is provided with a push block with a spherical side, the push block is connected with the front inner wall of the card box by a coil spring, the card box The right side wall is provided with a card inlet corresponding to the position on the side of the push block.

As a further solution of the utility model: the height adjusting device includes a sleeve fixedly connected to the bottom plate, a lifting column arranged inside the sleeve, and a jacking bolt installed on the upper surface of the sleeve.

As a further solution of the utility model: self-locking universal casters are installed on the bottom of the bottom plate.

As a further solution of the utility model: the left side wall of the blackboard wiping box is fixedly connected with a fixed ring with a limiting through hole on the surface, the rotating column passes through the fixed ring, and a limited through hole is set in the limiting through hole. bit screw.

As a further solution of the present invention: the included angle between the centers of the teeth distributed on the surface of the incomplete gear is 70-85°.

As a further solution of the present invention: a limiting plate is arranged inside the card box, and the side of the limiting plate is fixedly connected with a guide column that movably penetrates through the rear side wall of the card box.

Compared with the prior art, the beneficial effect of the utility model is: write down the corresponding translation on the blackboard according to the words seen through the reading window, and put a new card into the card box directly through the card inlet, which is convenient for quick switching New words, the cards in the card box are neatly arranged, which is convenient for teachers to use. The first turning handle turns 180°, so that the blackboard full of words is turned to the rear side, and the wiped blackboard is located on the front side, which is convenient for use. Turn the second When the handle is turned, the bristle layer wipes the chalk characters on the blackboard, and the chalk dust is located in the blackboard wiping box so that it is not easy to overflow, which improves the teaching environment.

Description of drawings

Fig. 1 is a kind of structural representation of the teaching aid of being convenient to learning French word;

Fig. 2 is a top view schematic diagram of the card box in the teaching aid described in Fig. 1;

Fig. 3 is a schematic sectional view of line A-A in the teaching aid described in Fig. 1 .

Detailed ways

The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.

Please refer to Fig. 1-3, a kind of teaching aid that is convenient to learn French word, comprises base plate 1, height adjusting device 3, blackboard wiping box 4, blackboard 5 and card case 16, and the top of described base plate 1 is fixedly connected with height adjusting device 3. The free end of the height adjustment device 3 is fixedly connected with a blackboard wiping box 4 with a front opening. The inside of the blackboard wiping box 4 is provided with two parallel distributed blackboards 5, and the opposite sides of the two blackboards 5 pass through the connecting rod. 6 phases are fixedly connected, and the middle of the connecting rod 6 is fixedly connected with a rotating column 6 that moves through the left side wall of the blackboard wiping box 4, and the stop end of the rotating column 6 is fixedly connected with a first rotating handle 8, and the blackboard wiping box 4 The rear side inner wall is fixedly connected with a sliding sleeve 11 with a chute on the surface. The inside of the blackboard wiping box 4 is provided with a rectangular frame 12 whose edge side is located in the chute. The frame 12 is provided with an incomplete gear 13 meshing with the rack. The mounting hole of the incomplete gear 13 is fixedly sleeved with a rotating shaft 14 that is rotatably connected to the blackboard wiping box 4. The end of the rotating shaft 14 located outside the blackboard wiping box 4 The part is fixedly connected with a second rotating handle, and the side of the rectangular frame 12 toward the blackboard is fixedly bonded with a bristle layer 15, and the right side wall of the blackboard wiping box 4 is fixedly connected with a card case 16 with an upper end opening, and the card case 16 The front side wall is provided with a reading window 22, and the inside of the card box 16 is provided with a push block 17 with a spherical shape on the side, and the push block 17 is connected with the front side inner wall of the card box 16 by a coil spring 18. The side wall is provided with a card inlet 19 corresponding to the position of the side of the push block 17; the card printed with Chinese or French words is put into the card case 16 through the card inlet 19, and now you can pass the reading window 16 according to what you see. Word writes down corresponding translation on blackboard 5, and directly puts into new card in the card case 16 by card import, because the effect of pushing block 17 makes the card that has read move back, thereby facilitates reading new card, convenient Quickly switch new words, and the cards positioned in the card box 16 are neatly arranged, which is convenient for teachers to use. After the limit screw 10 is pulled out, the first turning handle 8 is rotated 180°, so that the blackboard 5 full of words is turned to the rear side, the blackboard 5 after wiping is located at the front side, which is convenient to use, and the second turning handle is rotated to make the rectangular frame 12 reciprocate up and down, so that the bristle layer 15 wipes the chalk characters on the blackboard 5, and the chalk dust is located in the blackboard wiping box. 4 It is not easy to overflow inside, which improves the teaching environment.

The height adjusting device 3 includes a sleeve 31 fixedly connected to the base plate 1, a lifting column 32 arranged inside the sleeve 31, and a jacking bolt 33 installed on the upper surface of the sleeve 31 to facilitate height adjustment.

The bottom of described base plate 1 is equipped with self-locking universal caster 2, is convenient to move.

The left side wall body of described blackboard wiping box 4 is fixedly connected with the fixing ring 9 that the surface offers the limited through hole, and described rotating post 7 passes through fixed ring 9, and the limited screw rod 10 is arranged in the described limited through hole, is convenient to The blackboard 5 is fixed for convenient writing.

The included angle between the centers of the teeth distributed on the surface of the incomplete gear 13 is 70-85°.

A limiting plate 20 is arranged inside the card box 16 , and the side of the limiting plate 20 is fixedly connected with a guide post 21 that movably penetrates through the rear side wall of the card box 16 .

The working principle of the present utility model is: the card that is printed with Chinese or French word is put into the card case 16 through card inlet 19, can write corresponding word on blackboard 5 through reading window 16 this moment. Translate, and put new cards directly into the card box 16 through the card inlet, the cards that have been read will move backward due to the action of the push block 17, so that it is convenient to read new cards, convenient to quickly switch new words, and located in the card The cards in the box 16 are neatly arranged, which is convenient for teachers to use. After the limit screw 10 is pulled out and the first turning handle 8 is rotated 180°, the blackboard 5 full of characters is turned to the rear side, and the wiped blackboard 5 is positioned at the front. Side, convenient to use, turn the second turning handle, make the rectangular frame 12 reciprocate up and down, so that the bristle layer 15 wipes the chalk characters on the blackboard 5, and the chalk dust is not easy to overflow in the blackboard wiping box 4, improving the teaching environment.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "setting", "connecting" and "connecting" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Disassembled connection, or integral connection; it can be directly connected, or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to be All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. A teaching aid for learning French words, comprising base plate, height adjustment device, blackboard wiping case, blackboard and card case, it is characterized in that, the top of said base plate is fixedly connected with height adjustment device, the free end of height adjustment device It is fixedly connected with a blackboard wiping box with a front opening. There are two blackboards distributed in parallel inside the blackboard wiping box. The opposite sides of the two blackboards are fixedly connected by connecting rods, and the middle of the connecting rods is fixedly connected. The rotating column on the left side wall of the blackboard wiping box, the stop end of the rotating column is fixedly connected with the first rotating handle, the rear inner wall of the blackboard wiping box is fixedly connected with a sliding sleeve with a chute on the surface, and the inside of the blackboard wiping box A rectangular frame whose edge side is located in the chute is provided. The front and rear inner walls of the rectangular frame are respectively integrally formed with racks. The rectangular frame is provided with incomplete gears meshing with the racks. The mounting holes of the incomplete gears are fixedly sleeved with The rotating shaft that is rotatably connected with the blackboard wiping box is fixedly connected with a second rotating handle at the end of the rotating shaft outside the blackboard wiping box, and the side of the rectangular frame facing the blackboard is fixedly bonded with a bristle layer, and the right side of the blackboard wiping box The side wall is fixedly connected with a card box with an upper end opening. The front side wall of the card box is provided with a reading window. The interior of the card box is provided with a push block with a spherical side. The push block is connected to the front inner wall of the card box through a coil spring. , the right side wall of the card case is provided with a card inlet corresponding to the position on the side of the push block. 2. A teaching aid for learning French words according to claim 1, wherein the height adjustment device includes a sleeve fixedly connected to the base plate, a lifting column arranged inside the sleeve, and a lifting column installed in the sleeve. Jacking bolts on the upper surface of the barrel. 3. A teaching aid for learning French words according to claim 1, characterized in that self-locking universal casters are installed on the bottom of the base plate. 4. A kind of teaching aid that is convenient to learn French word according to claim 1, it is characterized in that, the left side wall body of described blackboard wiping box is fixedly connected with the fixed ring that the surface offers limited through hole, and described rotating column Through the fixing ring, a limiting screw is arranged in the limiting through hole. 5. A teaching aid for learning French words according to claim 1, characterized in that, the range of included angles between the centers of circles formed by the teeth distributed on the surface of the incomplete gear is 70-85°. 6. A kind of teaching aid that is convenient to learn French word according to claim 1, it is characterized in that, limit plate is set in described card box, and the side of limit plate is fixedly connected with the rear side wall body movable penetration of card box. guide post.